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Network Security Engineer (Palo Alto)

  • Location: London
  • Salary: £390 - £400 per day
  • Job type: Permanent
  • Sector: IT & Information Security


Our leading global client in Hillingdon are looking for an experienced L3 Network Security Engineer to provide operational support at their customers site / Heathrow Airport.
Palo Alto / Cisco / Nexus / ACI / Fortinet / F5 / CCNP/ CISSP
Working in their L3 support team as Senior Network Security Engineer, the role will require you to work on-call and some out of hours work where required.
Strong & proven fault finding / root cause analysis & problem management skills are essential as well as the ability to take ownership of issues & manage them right through to successful resolution; ensuring 100% customer satisfaction.
You will require strong communication skills as you will be liaising with stakeholders, 3rd parties and customers at all levels both technically and non-technically.
Key responsibilities:

  • Providing Service Operations & Assurance support to internal and external customers in accordance with the terms of the customer contract and Service Level Agreements (SLAs).
  • Ensure the correct functioning and maintenance of all internal and external systems and products serviced by Service Operations.
  • When required, act as the customer SPOC and co-ordinate the scheduling of intervention with Customer's, internal resolver groups, and the Service Desk ensuring the highest level of customer services and communications are maintained to resolve the fault and incident within the prescribed SLA.
  • Carry out incident and problem management support to the highest standards and co-ordinate the resolution with the appropriate resolver groups.
  • Proactively detect problems related to service and infrastructure operations and delivery services, conduct diagnostics and provide service request ownership to ensure resolution of customer problems.
  • Support the senior team members in the management, reporting, and co-ordination of day-day tasks during absence of the Team ManagerLead.
  • Perform Change Management, Configurations, Design and Implementation of the supported Product & Systems.
  • Available to help other L3 team members in day to day job or during high profile incidents working as a team.
  • Conducts the analysis, definition, documentation and testing of application & systems enhancements.


Technical requirements:

  • Extensive working experience with Palo Alto - knowledge and skills at an expert level to act as a technically senior point of escalation.
  • Certifications with: Palo Alto Networks ACE, PCNSE7 or beyond
  • Any other Security vendor certifications - Highly Desirable.supporting Wireless technologies, Cisco or Aruba, F5 exp
  • Additional industry certifications or experience in addition to the above such as Cisco, CCNP, Nexus, ACI, F5 will be advantageous.
  • ITIL Certification - desirable
  • CISSP, SIEM Information Security Management exposure - Advantageous


You will need to come with the following background:

  • Minimum 3-5 years Network Security experience working with PaloAlto Networks Firewalls within a Service Operations environment
  • Additional experience with other security firewall vendors such as Fortinet firewalls - Desirable
  • Troubleshooting skills with the technologies essential, with a knowledge and skill at a level to act as a point of escalation.
  • Experience of operating firewalls using Panorama management platform
  • Worked on PaloAlto virtual systems (VSYS)
  • Experience in configuring and troubleshooting IPSEC VPNs
  • Experience in configuring PaloAlto threat prevention, SSL decryption, URL filtering, User ID - Highly desirable
  • Having dealt with PaloAlto hardware and software upgrades, including hardware replacements
  • Liaising with vendor to raise and manage TAC cases, patch updates etc.
  • Must have dealt directly with external customers delivering to SLAs.
  • Working with Cisco networks, Data Centre, Nexus, ACI and F5 load balancers would be desirable.


This is a great opportunity for a Network Security Engineer to take on a new challenge in a friendly and successful organisation.

Capita IT Resourcing is acting as an Employment Agency in relation to this vacancy.

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